1. (specialist) a statement that is assumed to be true in order to test the truth of another statement
2. (linguistics) the basic form of a word, for example the singular form of a noun or the infinitive form of a verb, as it is shown at the beginning of a dictionary entry
Word Originlate 16th cent.: via Latin from Greek lÄ“mma ‘something assumed’; related to lambanein ‘take’.

[TahlilGaran] English Dictionary ▲