protoplast

American  

[proh-tuh-plast] / ˈproʊ təˌplæst /

noun

1. Biology.

   1. the contents of a cell within the cell membrane, considered as a fundamental entity.

   2. the primordial living unit or cell.

2. a person or thing that is formed first; original; prototype.

3. the hypothetical first individual or one of the supposed first pair of a species or the like.

---

protoplast British  

/ ˈprəʊtəˌplæst /

noun

1. a unit consisting of the living parts of a cell, including the protoplasm and cell membrane but not the vacuoles or (in plants) the cell wall

---

Other Word Forms

• protoplastic adjective

Etymology

Origin of protoplast

1525–35; < Late Latin prōtoplastus the first man, noun use of Greek prōtóplastos formed first. See proto-, -plast

Example Sentences

Stewart and his collaborators have developed a robot that performs an established technique called protoplast transformation faster and more accurately than is possible by hand.

From Nature • Nov. 1, 2016

I came out of the chamber all protoplast except for the spinal zone.

From Man Made by Teichner, Albert

"Man can now be all protoplast," some said.

From Man Made by Teichner, Albert

The curtain of the night was torn To show the protoplast Transfigured on the finer face Of that far prehistoric race— We, clumsy, call Lemurian!

From The Piper and the Reed by Norwood, Robert W.

He furrowed his protoplast brow that looked as youthful as it had a century ago.

From Man Made by Teichner, Albert