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

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n. Zoology A band of feathers, hair, or coloration around the neck.

v. Third-person singular simple present indicative form of torque.

n. Plural form of torque.

n. A cervical ring of hair or feathers, distinguished by its color or structure; a collar.

n. Same as torque, 1.

n. In zoology, any collar or ring around the neck, produced by the color, texture, etc., of the pelage, plumage, or integument.

"This is consistent with the proposal that the cerebellar cortex contains an internal representation of gravitational torques which is encoded through a learning process."

collar   

torque