2. (Physiol.)

Defn: Plastic force. Dunglison.

PLASTID; PLASTIDE
Plas"tid, Plas"tide, n. Etym: [Gr.

1. (Biol.)

Defn: A formative particle of albuminous matter; a monad; a cytode.
See the Note under Morphon. Haeckel.

2. (Bot.)

Defn: One of the many minute granules found in the protoplasm of vegetable cells. They are divided by their colors into three classes, chloroplastids, chromoplastids, and leucoplastids.

PLASTIDOZOA
Plas`ti*do*zo"a, n. pl. Etym: [NL., fr. Gr. (Zoöl.)

Defn: Same as Protoza.

PLASTIDULE
Plas"ti*dule, n. Etym: [Dim. fr. Plastid.] (Biol.)