This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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adj. Of, at, or near the tail or hind parts; posterior: the caudal fin of a fish.

adj. Situated beneath or on the underside; inferior.

adj. Anatomy Similar to a tail in form or function.

adj. Pertaining to the tail or posterior or hind part of a body.

n. A caudal vertebra

adj. Of the nature of, or pertaining to, a tail; having a tail-like appendage.

Pertaining to or situated near the tail; having the nature or appearance of a tail. Specifically

In anatomy, having a position or relation toward the tail when compared with some other part: the opposite of cephalic (which see). Thus, the neck is a caudal part of the body with reference to the head. See caudad.

In entomology, pertaining to or on the end of the abdomen: as, a caudal style; a caudal spot.

n. In ichthyology, the caudal fin of a fish.

n. In anatomy a caudal or coccygeal vertebra. Abbreviated cd. in ichthyological formulas.

ad. toward the posterior end of the body

adj. resembling a tail

adj. situated in or directed toward the part of the body from which the tail arises

adj. constituting or relating to a tail

"This gland is known as the caudal gland and the depression containing it as the caudal pit or caudal fossa."

caudated    caudate    posterior   

caudal fin    caudal flexure   

supracaudal    subcaudal    caudally    caudal fin    caudal peduncle    caudal keel   

caudle    coddle    dawdle    model    remodel    toddle    twaddle    waddle   

sacral    tail-like    spinal    hornfish    vestigial    dorsal    cranial    thoracic    intervertebral    epidural