1. Related to or along a diameter
   - diametral, diametrical 
2. Characterized by opposite extremes; completely opposed
   "in diametric contradiction to his claims"; "diametric points of view"
   - diametrical, opposite, polar

See also: diameter, diametrically, different

• Spenserian sonnet
• Spenserian stanza
• spent
• Spergula
• Spergula arvensis
• Spergularia
• Spergularia rubra
• sperm
• sperm bank
• sperm cell
• sperm count
• sperm oil
• sperm whale
• sperm-filled
• spermaceti
• spermary
• spermatheca
• spermatic
• spermatic cord
• spermatid
• spermatocele
• spermatocide
• spermatocyte
• spermatogenesis
• spermatogonium