plural of trill

Third-person singular simple present indicative form of trill

simple past tense and past participle of trill

(crystallography) A compound crystal consisting of three individuals. / (obsolete, rare) One of three offspring born at the same birth; a triplet.

present participle of trill

The production of a trill sound.

plural of trilling

A surname.

(music) A rapid alternation between an indicated note and the one above it, in musical notation usually indicated with the letters tr written above the staff.

(intransitive) To create a trill sound; to utter trills or a trill; to play or sing in tremulous vibrations of sound; to have a trembling sound; to quaver.