Pla*cen"tal, n. (Zoˆl.) One of the Placentalia.
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||Plac`en*ta"li*a (?), n. pl. [NL.] (Zoˆl.) A division of Mammalia
||including those that have a placenta, or all the orders above the
||marsupials.
Pla*cen"ta*ry (?), a. Having reference to the placenta; as, the
placentary system of classification.
Plac`en*ta"tion (?), n. 1. (Anat.) The mode of formation of the
placenta in different animals; as, the placentation of mammals.
2. (Bot.) The mode in which the placenta is arranged or composed; as,
axile placentation; parietal placentation.
Plac`en*tif"er*ous (?), a. [Placenta + -ferous.] (Bot. & Zoˆl.) Having
or producing a placenta.
Pla*cen"ti*form (?), a. [Placenta + -form.] (Bot.) Having the shape of
a placenta, or circular thickened disk somewhat thinner about the
middle.
Pla*cen"tious (?), a. [See Please.] Pleasing; amiable. [Obs.] "A
placentious person." Fuller.
Place"-proud` (?), a. Proud of rank or office. Beau. & Fl.
Pla"cer (?), n. One who places or sets. Spenser.
Plac"er (?), n. [Sp.] A deposit of earth, sand, or gravel, containing
valuable mineral in particles, especially by the side of a river, or in
the bed of a mountain torrent. [U.S.]
||Pla"cet (?), n. [L. placet it pleases.] 1. A vote of assent, as of
||the governing body of a university, of an ecclesiastical council,
||etc.
2. The assent of the civil power to the promulgation of an
ecclesiastical ordinance. Shipley.
The king . . . annulled the royal placet.
J. P. Peters.
Plac"id (?), a. [L. placidus, originally, pleasing, mild, from placere
to please: cf. F. placide. See Please.] Pleased; contented; unruffied;
undisturbed; serene; peaceful; tranquil; quiet; gentle. "That placid
aspect and meek regard." Milton. "Sleeping . . . the placid sleep of
infancy." Macaulay.
Pla*cid"i*ty (?), n. [L. placiditas: cf. F. placiditÈ.] The quality or
state of being placid; calmness; serenity. Hawthorne.
Plac"id*ly (?), adv. In a placid manner.
Plac"id*ness, n. The quality or state of being placid.
Plac"it (?), n. [L. placitum. See Plea.] A decree or determination; a
dictum. [Obs.] "The placits and opinions of other philosophers."
Evelyn.
Plac"i*to*ry (?), a. [See Placit.] Of or pertaining to pleas or
pleading, in courts of law. [Obs.] Clayton.
||Plac"i*tum (?), n.; pl. Placita (#). [LL. See Placit.] 1. A public
||court or assembly in the Middle Ages, over which the sovereign
||president when a consultation was held upon affairs of state. Brande
||& C.