Octans

[ok-tanz] /ˈɒk tænz/

noun, genitive Octantis
[ok-tan-tis] /ɒkˈtæn tɪs/ (Show IPA). Astronomy.
1.
the Octant, a southern constellation that contains the south celestial pole.
[ok-tuh n] /ˈɒk tən/
adjective
1.
(of a fever) occurring every eighth day.
noun
2.
an octan fever.
/ˈɒktænz/
noun (Latin genitive) Octantis (ɒkˈtæntɪs)
1.
a faint constellation in the S hemisphere in which the S celestial pole is situated

octan oc·tan (ŏk’tān’)
adj.
Occurring every eighth day. Used of a recurring fever.

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Octant
[ok-tuh nt] /ˈɒk tənt/ noun 1. the eighth part of a circle. 2. Mathematics. any of the eight parts into which three mutually perpendicular planes divide space. 3. an instrument having an arc of 24°, used by navigators for measuring angles up to 90°. 4. the position of one heavenly body when 45° distant from […]
Octarchy
[ok-tahr-kee] /ˈɒk tɑr ki/ noun, plural octarchies. 1. a government by eight persons. 2. a group of eight states or kingdoms. /ˈɒktɑːkɪ/ noun (pl) -chies 1. government by eight rulers 2. a confederacy of eight kingdoms, tribes, etc noun a governmental body run by eight people; also, an alliance of eight states or governments
Octaroon
/ˌɒktəˈruːn/ noun 1. a variant spelling of octoroon

Octastyle
[ok-tuh-stahyl] /ˈɒk təˌstaɪl/ adjective, Architecture. 1. having eight columns in the front, as a temple or portico.
Octateuch
[ok-tuh-took, -tyook] /ˈɒk təˌtuk, -ˌtyuk/ noun 1. the first eight books of the Old Testament, consisting of Genesis, Exodus, Leviticus, Numbers, Deuteronomy, Joshua, Judges, and Ruth, or a volume containing them.