An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

1) General: To bend in, to turn from a direct line or course.
2) Grammar: To change the ending or form of a word in accordance with other words in a sentence. To apply → inflection to.

From M.E. inflecten, from L. inflectere "to bend in, bow, curve," figuratively, "to change," from → in- + flectere "to bend, to curve," of uncertain origin.

Darcaftidan, from dar-, → in-, + caftidan, → flex.

A change in the form of a word to indicate a change in such grammatical features as tense, person, gender, case, number, voice, or mood. A general term for → declension and → conjugation.

Verbal noun of → inflect.

A point on a → curve at which the → tangent changes direction, from rotating in one sense to rotating in the opposite sense.

→ inflection; → point.

Of, relating to, or characterized by the use of → inflection, e.g. → inflectional affix.

→ inflection + → -al.

An → inflection that is added at the end of a root word. In English there are eight inflectional affixes, which are all suffixes. They always follow derivational suffixes and do not change the category of a word.

→ inflectional + → affix.