a supplementary feather (usually small) on the underside of the base of the shaft of some feathers in some birds

a supplementary feather (usually small) on the underside of the base of the shaft of some feathers in some birds

a supplementary feather (usually small) on the underside of the base of the shaft of some feathers in some birds

(military) a temporary or supplementary fortification; typically square or polygonal without flanking defenses

functioning in a supporting capacity

A surface of an object, especially a surface joining a top and bottom, The part within an object or area to the left or right of the observer or of its vertical axis, One of two or more contrasted parts or places within an area, identified by its location with respect to a center, adjective_ Located on a side, In addition to the main part; supplementary, From or to one side; oblique, intransitive verb_ To provide sides or siding for, To align oneself in a disagreement, To be positioned next to

A book or bound collection of maps, sometimes with supplementary illustrations and graphic analyses, A bound collection of maps

An appendage, A collection of supplementary material, usually at the end of a book

a subordinate or supplementary item; an adjunct, clothing that is worn or carried, but not part of your main clothing, adjective_ having a secondary, supplementary, or subordinate function, present in a minor amount, and not essential