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TOEFL IELTS BNC: 2868 COCA: 3020

trace
1 trace /ˈtreɪs/ noun
plural traces
1 trace
/ˈtreɪs/
noun
plural traces
Learner's definition of TRACE
[count]
1 
: a very small amount of something微量；少许
— sometimes used before another noun有时用于另一名词前
— see also trace element
2 
: something (such as a mark or an object) which shows that someone or something was in a particular place痕迹；踪迹
3 
technical : a line drawn by a machine to record how something (such as a heartbeat or an earthquake) changes or happens over time（由机器画出的记录心跳、地震等的）描记线
2 trace /ˈtreɪs/ verb
traces; traced; tracing
2 trace
/ˈtreɪs/
verb
traces; traced; tracing
Learner's definition of TRACE
1 
[+ object]
a  : to draw the outline of (something)勾画轮廓
especially : to copy (a design or picture) by putting a thin piece of paper that you can see through over it and drawing on top of it（尤指把透明纸放在底样上）描摹
b  : to draw (something, such as letters or a picture) especially in a careful way仔细写；仔细画
— often + out
2 
[+ object] : to follow the path or line of (something)沿着…线路移动
3 
: to follow (something) back to its cause, beginning, or origin : to find out where something came from追溯；追查
[+ object]
— usually + to
— often + back
[no object]
4 
[+ object] : to describe or study the way (something) happened over time描绘，研究，追述（事物的发展历史）
5 
[+ object] : to try to find (someone or something) by collecting and studying evidence追查，追踪（某人或某事物）

— traceable

/ˈtreɪsəbəl/ adjective [more traceable; most traceable]
TOEFL IELTS BNC: 2868 COCA: 3020

trace

1 of 3

noun (1)

ˈtrās How to pronounce trace (audio)
1
a
: a minute and often barely detectable amount or indication
a trace of a smile
b
: an amount of a chemical constituent not always quantitatively determinable because of minuteness
2
a
: a mark or line left by something that has passed
also : footprint
b
: a path, trail, or road made by the passage of animals, people, or vehicles
3
a
: a sign or evidence of some past thing : vestige
b
: engram
4
: something (such as a line) traced or drawn: such as
a
: the marking made by a recording instrument (such as a seismograph or kymograph)
b
: the ground plan of a military installation or position either on a map or on the ground
5
a
: the intersection of a line or plane with a plane
b
: the usually bright line or spot that moves across the screen of a cathode-ray tube
also : the path taken by such a line or spot
6
archaic : a course or path that one follows
traceless
ˈtrās-ləs How to pronounce trace (audio)
adjective

trace

2 of 3

verb

traced; tracing

transitive verb

1
a
: delineate, sketch
b
: to form (letters, figures, etc.) carefully or painstakingly
c
: to copy (something, such as a drawing) by following the lines or letters as seen through a transparent superimposed sheet
d
: to impress or imprint (a design or pattern) with a tracer
e
: to record a tracing of in the form of a curved, wavy, or broken line
trace the heart action
f
: to adorn with linear ornamentation (such as tracery or chasing)
2
a
: to follow or study out in detail or step by step
trace the history of the war
b
: to discover by going backward over the evidence step by step
trace your ancestry
c
: to discover signs, evidence, or remains of
d
: to follow the footprints, track, or trail of
3
: to lay out the trace of (a military installation)
4
archaic : to travel over : traverse

intransitive verb

1
: to make one's way
especially : to follow a track or trail
2
: to be traceable historically
traceability
ˌtrā-sə-ˈbi-lə-tē How to pronounce trace (audio)
noun

trace

3 of 3

noun (2)

1
: either of two straps, chains, or lines of a harness for attaching a draft animal to something (such as a vehicle) to be drawn
2
: leader sense 1e(2)
3
: one or more vascular bundles supplying a leaf or twig

Synonyms

Noun (1)

Verb

Choose the Right Synonym for trace

trace, vestige, track mean a perceptible sign made by something that has passed.

trace may suggest any line, mark, or discernible effect.

the killer left no traces

vestige applies to a tangible reminder such as a fragment or remnant of what is past and gone.

boulders that are vestiges of the last ice age

track implies a continuous line that can be followed.

the fossilized tracks of dinosaurs

Example Sentences

Verb The children traced their hands onto the sidewalk with chalk. You can put a piece of paper over the pattern and trace it. She traced the letters of her name. We will need to trace the electrical wires through the walls. The word “amiable” traces back to the Latin word for “friend.”

Word History

Etymology

Noun (1)

Middle English, from Anglo-French, from tracer to trace

Verb

Middle English, from Anglo-French tracer, from Vulgar Latin *tractiare to drag, from Latin tractus, past participle of trahere to pull

Noun (2)

Middle English trais, from Anglo-French tres, plural of trait pull, draft, trace — more at trait

First Known Use

Noun (1)

14th century, in the meaning defined at sense 6

Verb

14th century, in the meaning defined at transitive sense 1a

Noun (2)

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of trace was in the 14th century

Phrases Containing trace

See More
TOEFL IELTS BNC: 2868 COCA: 3020
trace

noun¹

 1mark/sign that shows sb/sth happened/existed發生或存在的印記ADJECTIVE | VERB + TRACE | TRACE + VERB | PREPOSITION ADJECTIVE➤archaeological, historical考古／歷史遺跡▸➤indelible, permanent抹不掉的／永久的痕跡▸➤memory (technical術語) 記憶痕跡VERB + TRACE➤leave留下痕跡◇The burglar had left several traces of his presence.竊賊在現場留下了幾處痕跡。◇Little trace is left of how Stone Age people lived.石器時代人類的生活狀況幾乎無跡可尋。➤bear, reveal, show帶有／顯露／顯現痕跡▸➤discover, find發現痕跡◇The search party had found no trace of the missing climbers.搜救隊沒有找到失踪登山者的踪跡。➤erase, obliterate, remove清除痕跡；抹去痕跡◇Remove all traces of rust with a small wire brush.用小鋼絲刷擦去所有銹跡。TRACE + VERB➤remain痕跡留下◇Traces still remain of the old brewery.老啤酒廠仍然有跡可尋。PREPOSITION➤with a trace of sth, without a trace of sth帶有／沒有一絲⋯的痕跡◇'No thanks,' she said, with a trace of irritation in her voice.“不用，謝了。” 她說，聲音裏帶着一絲惱怒。➤without trace, without a trace無影無踪◇The plane was lost without a trace over the Atlantic.飛機在飛越大西洋上空時消失得無影無踪。◇The ship seems to have sunk without trace.那艘船似乎已經沉沒，無跡可尋。
trace

noun²

 2very small amount of sth極小的量ADJECTIVE | VERB + TRACE | TRACE + NOUN | PREPOSITION ADJECTIVE➤discernible, faint, minute, slight, small, tiny依稀可見的少許；微量◇There was not the faintest trace of irony in her voice.她的聲音裏沒有一丁點兒的諷刺意味。➤unmistakable確鑿無誤的蛛絲馬跡VERB + TRACE➤contain包含微量◇The water was found to contain traces of cocaine.發現水裏含有微量可卡因。➤detect, find察覺少許；發現微量TRACE + NOUN➤amount痕量▸➤element, gas, metal, mineral痕量元素／氣體／金屬／礦物◇Seaweed is rich in vitamins and trace elements.海藻含有豐富的維生素和微量元素。PREPOSITION➤trace of一點兒⋯◇a trace of amusement / anxiety / a smile有點兒覺得好笑／一絲憂慮／一縷微笑
trace

verb¹

 1find out where sth is/where it comes from找出位置或來源ADVERB | VERB + TRACE | PREPOSITION ADVERB➤successfully成功地追踪到VERB + TRACE➤be able to, be unable to, can能夠追踪；無法追踪；能追踪◇Police have been unable to trace her movements during her final days.警方無法追踪到她最後幾天的行踪。➤attempt to, try to試圖追踪▸➤help (to)幫助追踪▸➤fail to未能追踪到▸➤be difficult to很難追踪▸➤be possible to有可能追踪PREPOSITION➤to追踪至◇The stolen paintings have been successfully traced to a London warehouse.失竊的畫已成功地在倫敦的一個倉庫中找到。
trace

verb²

 2find/describe the cause/origin of sth查找／描述原因或由來ADVERB | VERB + TRACE | PREPOSITION ADVERB➤carefully仔細追查▸➤easily容易查考◇Words have over the centuries acquired meanings not easily traced in dictionaries.經過了數百年，詞語的有些含義在詞典裏已難以查到來源。➤directly直接追溯▸➤back追溯VERB + TRACE➤can能追查▸➤attempt to, try to試圖追查▸➤be difficult to難以追溯◇The origins of the custom are difficult to trace.很難追溯這種風俗的起源。➤be possible to有可能追查到PREPOSITION➤to追溯至◇The book traces the history of the game back to an incident in 1863.該書把這一運動的歷史追溯至 1863 年的一起事件。
trace

verb³

 3mark where the line of sth is with a thin object描繪輪廓ADVERB | PREPOSITION ADVERB➤gently, lightly輕輕地勾畫出輪廓➤slowly慢慢地描繪PREPOSITION➤with以⋯勾畫出輪廓◇She lightly traced the outline of his face with her finger.她輕輕地用手指去感覺他臉的輪廓。

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