Defn: The lowest group of vertebrates; — so called from the cirri around the mouth; the Leptocardia. See Amphioxus.
CIRRO-STRATUS
Cir`ro-stra"tus, n. Etym: [Cirrus + stratus.] (Meteor.)
Defn: See under Cloud.
CIRROUS
Cir"rous, a.
1. (Bot.)
Defn: Cirrose.
2. (Zoöl.)
Defn: Tufted; — said of certain feathers of birds.
CIRRUS Cir"rus, n.; pl. Cirri. Etym: [L., lock, curl, ringlet.] [Also written cirrhus.]
1. (Bot.)