thorn /ˈθoɚn/ noun
plural thorns
plural thorns
Learner's definition of THORN
: a sharp point on the stem of some plants (such as roses) see color picture on this page
British : a tree or bush that has thorns

a thorn in the/your flesh/side

: a person or thing that repeatedly annoys you or causes problems for you

— thorned

/ˈθoɚnd/ adjective

— thornless

/ˈθoɚnləs/ adjective
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