teaspoonful /ˈtiːˌspuːnˌfʊl/ noun plural teaspoonfuls /-ˌspuːnˌfʊlz/ /ˈtiːˌspuːnˌfʊlz/ or teaspoonsful /-ˌspuːnzˌfʊl/ /ˈtiːˌspuːnzˌfʊl/ plural teaspoonfuls /-ˌspuːnˌfʊlz/ /ˈtiːˌspuːnˌfʊlz/ or teaspoonsful /-ˌspuːnzˌfʊl/ /ˈtiːˌspuːnzˌfʊl/ Learner's definition of TEASPOONFUL
[count]
: the amount that a teaspoon will hold一茶匙(的量) —
abbreviation tsp.