1. An apparently structureless substance, possessed of contractile powers, and of the same composition as the white of an egg, which is alleged to constitute the physical basis of life.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• orotoplasm,
• lrotoplasm,
• -rotoplasm,
• protopplasm,
• protoplasam,
• protolasm,
• protoplase,
• protoplaxt,
• -protoplast,
• protroplast,
• protoplasty,
• protoplist,
• biooplasm,
• procoplasty,
• propolasm,
• Protoplyte,
• Protoplasis,
• protpplasts,
• protoplastes,
• poolioplasm

• protohippus,
• protoplast,
• protoavis.

The adjective form of the word "protoplasm" is "protoplasmic".

The plural of the "protoplasm" can be the "protoplasms".

The singular of the "protoplasm" can be the "protoplasm".