basal

(redirected from basally)
Also found in: Dictionary, Thesaurus, Medical, Legal, Wikipedia.

basal

[′bā·səl]
(biology)
Of, pertaining to, or located at the base.
(physiology)
Being the minimal level for, or essential for maintenance of, vital activities of an organism, such as basal metabolism.
References in periodicals archive ?
The blade-point industry, approximately 32-20 ka cal BP, is characterised by prismatic and conical blade cores, and by relatively large blade-based tools including backed points, basally retouched blade points, burins, endscrapers and sidescrapers.
The Oberhautchen cells of the middle and apical region of a scale were imbricate near the MTZ, but became more lamellate apically (thinner basally to apically and wider from side to side) (Fig.
Life colours: Male: body pinkish red dorsally with yellow-gold spot at base of each scale, paler ventrally; dorsal fin orangish, with scarlet spot between spines 6 to 9, yellow spots basally on rear half of fin; caudal fin reddish with faint yellow spots, triangular mauve area near red filamentous lobe tips; head red dorsally, with pale blue grey stripe from lower edge of eye to lower end of pectoral fin base; courting males with median fins red, fin margins with narrow pale bluish-grey edge.
0 m long, basally 4-pinnate-pinnatifid, medially 3-pinnate-pinnatisect; lamina rachises pubescent abaxially: basal pinnae up to 1.
are obovate in outline, rounded basally and apically cordate, with an obovate achene, lenticular in cross section, and a pair of lateral wings.
8 m long, basally 2-pinnate-pinnatifid, medially 2-pinnate; lamina rachises abaxially without hairs, glandular, the glands 0.
8 in SL; no sexual dichromatism; mid-dorsal, neon blue stripe on head; irregular orange bands on side of snout and cheek; prominent yellow and blue-margined black spot on middle of operculum; about 16-18 short brown bars along middle of side; first dorsal fin blue except pale yellow basally, row of large, irregular yellow spots (one between each spine) just below middle of fin, and tip of each spine yellow; second dorsal fin blue with pair of yellow stripes; anal fin mainly yellow except blue on distal third; caudal fin blue with large yellow spot medially at base from which pale yellow rays radiate posteriorly; pectoral fins with pair of large yellow spots at base and neon blue marking on uppermost part of base.
1A): 12-segmented, relatively short, if bent backward not extending to the stalk of halters; scape black, elongated, cylindrical; pedicel black, very short, cup-shaped; flagellum black, long-cylindrical, basally expanded, each of flagellomere subequal in length; verticils black, dorsal verticils subequal to the corresponding flagellomeres from which they arise.
Scattered, basally oriented, apoptotic keratinocytes and mild squamous atypia were appreciated.
The dysplasia may be low grade (nuclei basally orientated within the cells) or high grade (haphazardly located nuclei).
These stamens bear pale yellow anthers on filaments that are basally blue, distally white, and bearded by yellow moniliform trichomes (Figs.