15-Letter Words Containing: HAL__

• the quality of being brachycephalic

• The fused head and thorax of spiders and crustaceans

• roentgenography of the brain after spinal fluid has been replaced by a gas (usually oxygen); produces an encephalogram

• having a relatively long head with a cephalic index of under 75

• an adult with a long narrow head

• the posterior portion of the brain including cerebellum and brainstem

• medical instrument for examining the retina of the eye

• a laxative used in many preparations under various trade names; also used as an acid-base indicator in titrations involving weak acids and strong bases because it is brilliant red at high alkalinity and colorless below pH 8