Ptolemaeus Arabus et Latinus

`_`	(the underscore) is the placeholder for exactly one character.
`%`	(the percent sign) is the placeholder for no, one or more than one character.
`%%`	(two percent signs) is the placeholder for no, one or more than one character, but not for blank space (so that a search ends at word boundaries).

At the beginning and at the end, these placeholders are superfluous.

radius, lit. the one drawn from the centre ‘radius’

English

Translation of:
References:	Alm. Toomer: 49
Greek:	ἡ ἐκ τοῦ κέντρου (οὖσα) [Alm. Heiberg: I.10, 33:15-16, 34:8]
Synonyms:
distance	[Plan. Sidoli+Berggren: ?]
radius	[PH Hamm: I.8:1, 50:4; I.9:3, 51:13]
radius	[Alm. Toomer: 55]
radius	[Plan. Sidoli+Berggren: ?]