Merriam-Webster's Collegiate Dictionary
spoon·ful
\\ˈspün-ˌfu̇l\\ noun
(plural spoonfuls \\-ˌfu̇lz \\ ; also spoons·ful \\ˈspünz-ˌfu̇l\\) DATE 14th century
: as much as a spoon will hold;
specifically : teaspoonful
Oxford Advanced Learner's Dictionary-牛津双解-OALD7
spoonful
spoon·ful / 5spu:nful / (also spoon) noun the amount that a spoon can hold
一勺(的量):
two spoonfuls of sugar
两勺糖
Webster's Third New International Dictionary, Unabridged
spoon·ful
\ˈ ̷ ̷ˌfu̇l\ noun
(plural spoonfuls \-lz\ ; also spoons·ful \-nzˌ-\)
Etymology: Middle English sponeful, from spone spoon + -ful
: the amount of material a spoon contains or can contain;
specifically : teaspoonful