sign (indicator; indication; mathematical polarity) / gesture

inflection of signer:
/ inflection of signer:

(transitive with à) to signal (to someone); to gesticulate; to indicate using gestures / (informal, figurative) (transitive with à) to give someone a heads up, to let someone know

(phonetics, typography) hard sign

(phonetics, typography) soft sign

sign of the cross, cross (Christian gesture)

punctuation mark

as a sign of, as a mark of, as a gesture of, out of

to show no sign of life, not to let people know that one's alive

bookmark (strip used to mark a place in a book)