Term: keel: the median ridge on the breastbone of birds that fly
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: life force: (biology) a hypothetical force (not physical or chemical) once thought by Henri Bergson to cause the evolution and development of organisms
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: charge unit: a measure of the quantity of electricity (determined by the amount of an electric current and the time for which it flows)
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: case: nouns or pronouns or adjectives (often marked by inflection) related in some way to other words in a sentence
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: leatherwood: deciduous shrub of eastern North America having tough flexible branches and pliable bark and small yellow flowers
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: claim: an assertion of a right (as to money or property)
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: bunkmate: someone who occupies the same sleeping quarters as yourself
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: blackwood: very dark wood of any of several blackwood trees
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: directivity: the quality of being directive
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: adenitis: inflammation of a gland or lymph node
Broader: structure: a particular complex anatomical part of a living thing | Unrelated: automatism: any reaction that occurs automatically without conscious thought or reflection (especially the undirected behavior seen in psychomotor epilepsy)