Webster’s Revised Unabridged Dictionary · 1913
Composure
Com·po′sure (kŏm·pō′zhūr), n. [From Compose.] 1. The act of composing, or that which is composed; a composition. [Obs.]
Signor Pietro, who had an admirable way both of composure [in music] and teaching. Evelyn.
2. Orderly adjustment; disposition. [Obs.]
Various composures and combinations of these corpuscles. Woodward.
3. Frame; make; temperament. [Obs.]
His composure must be rare indeed Whom these things can not blemish. Shak.
4. A settled state; calmness; sedateness; tranquillity; repose. "We seek peace and composure." Milton.
When the passions . . . are all silent, the mind enjoys its most perfect composure. I. Watts.
5. A combination; a union; a bond. [Obs.] Shak.