A prime underlying element or theme: "The keynote of the revolution settlement was personal freedom under the law” ( G.M. Trevelyan).
The note where a musical key is based.
The main theme of a speech, a written work, or a conference.
A speech that establishes the key motif of a conference or any other gathering; a keynote address or keynote target.
The tonic or first tone regarding the scale which a piece or passage is written; might tone for the chord, to which most of the modulations of this piece are known; -- labeled as additionally key tone.
might reality or concept; what provides the key.
In music, the tone by which a key (tonality) is started; a tonic. See key, 7 .
A central concept or idea; the pivotal point in something, a composition, or a course of action; a controlling thought.