(aviation) An extremely dangerous type of aerodynamic stall (sudden loss of lift caused by airflow separation) where the angle of attack of a T-tailled aircraft becomes so high that the horizontal stabilizer and elevators are blanketed by the turbulent wake of the main wings, rendering the stabilizer and elevators ineffective and often preventing recovery from the stall.

The distant past of the human species, going further back than prehistory and considering the evolution of modern human anatomy.

plural of deep-dive

plural of deep dive

Used other than figuratively or idiomatically: see deep, dive. / (idiomatic, often with into or on) An in-depth examination or analysis of a topic.

Third-person singular simple present indicative form of deep six

present participle of deep six

simple past tense and past participle of deep six

(neuroanatomy) A sympathetic nerve that originates in the carotid plexus, passes through the cartilage of the Eustachian tube, joins with the greater petrosal nerve at the entrance of the pterygoid canal to form the Vidian nerve, and as part of this nerve passes through the pterygopalatine ganglion without forming synapses to be distributed to the mucous membranes of the nasal cavity and palate.

(neuroanatomy) Either of two motor branches of the mandibular nerve on each side of the body that are distributed to the temporalis.