| base of mandible | The rounded inferior border of the body of the mandible. Synonym: basis mandibulae. (05 Mar 2000) |
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| base of metacarpal bone | The expanded proximal extremity of each metacarpal that articulates with one or more of the distal row of carpal bones. Synonym: basis ossis metacarpalis. (05 Mar 2000) |
| base of metatarsal bone | The expanded proximal extremity of each metatarsal bone; it articulates with one or more of the distal row of tarsal bones. Synonym: basis ossis metatarsalis. (05 Mar 2000) |
| base of modiolus | The part of the modiolus enclosed by the basal turn of the cochlea; it faces the lateral end of the internal acoustic meatus. See: cochlear area. Synonym: basis modioli. (05 Mar 2000) |
| base of patella | The superior border of the patella to which the tendon of the rectus femoris attaches. Synonym: basis patellae. (05 Mar 2000) |
| base of phalanx | The expanded proximal end of each phalanx in the hand or foot that articulates with the head of the next proximal bone in the digit. Synonym: basis phalangis. (05 Mar 2000) |
| base of prostate | The broad upper surface of the prostate contiguous with the bladder wall. Synonym: basis prostatae. (05 Mar 2000) |
| base of renal pyramid | The outer broad part of a renal pyramid that lies next to the cortex. Synonym: basis pyramidis renis. (05 Mar 2000) |
| base of sacrum | The upper end of the sacrum that articulates with the body of the fifth lumbar vertebra in the midline and the alae on either side. Synonym: basis ossis sacri. (05 Mar 2000) |
| base of skull | The sloping floor of the cranial cavity. It comprises both the external base of skull (external view) and the internal base of skull (internal view). See: internal base of skull. Synonym: basis cranii, cranial base. (05 Mar 2000) |
| base of stapes | The flat portion of the stapes that fits in the oval window. Synonym: basis stapedis, footplate, foot-plate. (05 Mar 2000) |
| base of tongue | The posterior attached portion of the tongue. Synonym: radix linguae, base of tongue. (05 Mar 2000) |
| base pair | <molecular biology> Two nitrogenous bases (adenine and thymine or guanine and cytosine) held together by weak bonds. Two strands of DNA are held together in the shape of a double helix by the bonds between base pairs. (09 Oct 1997) |
| base pairing | <molecular biology> The specific hydrogen bonding between purines and pyrimidines in double stranded nucleic acids. In DNA the pairs are adenine and thymine and guanine and cytosine, while in RNA they are adenine and uracil and guanine and cytosine. Base pairing leads to the formation of a DNA double helix from two complementary single strands. (15 Nov 1997) |
| base projection | Radiographic projection devised to obtain direct visualization of the base of the skull. Synonym: axial view, base projection, submental vertex projection, submentovertical projection, verticosubmental view. (05 Mar 2000) |
| basilar artery |
an unpaired artery; supplies the pons and cerebellum and the back part of the cerebrum and the inner ear
출처: wordnet.princeton.edu/perl/webwn
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| basipetal |
of leaves or flowers; developing or opening in succession from apex to base
출처: wordnet.princeton.edu/perl/webwn
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| basivertebral vein |
one of a number of veins draining the spongy substance of the vertebrae and emptying into the anterior internal vertebral venous plexus
출처: wordnet.princeton.edu/perl/webwn
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| basophile |
basophil: a leukocyte with basophilic granules easily stained by basic stains
출처: wordnet.princeton.edu/perl/webwn
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| base metal |
a metal that is common and not considered precious; "lead, iron, copper, tin, and zinc are base metals"
출처: wordnet.princeton.edu/perl/webwn
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| BAS | a molding covering the joint formed by a wall and the floor |
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| BAS | (archaic) illegitimate |
| BAS | of low birth or station (`base' is archaic in this sense) |
| BAS | having a base of operations |
| BAS | having a base |
| BAS | having a basis |
| BAS | being derived from |
| BAS | being founded on |
| BAS | a city in northwestern Switzerland |
| BAS | without a basis in reason or fact |
| BAS | the lines a baseball player must follow while running the bases |
| BAS | the back line at each end of a tennis court |