1. Pertaining to or near the sun; especially the first rising of a star after and last setting before its invisibility owing to its conjunction with the sun
   - heliacal

See also: sun

• straight person
• straight pin
• straight poker
• straight razor
• straight shooter
• straight sinus
• straight thrust
• straight ticket
• straight-arm
• straight-backed
• straight-billed
• straight-faced
• straight-fluted drill
• straight-from-the-shoulder
• straight-grained
• straight-legged
• straight-line method
• straight-line method of depreciation
• straight-out
• straightarrow
• straightaway
• straightedge
• straighten
• straighten out
• straighten up