sustentacular

[ suhs-tuh n-tak-yuh-ler ]

/ ˌsʌs tənˈtæk yə lər /

Origin of sustentacular

1885–90; < New Latin sustentācul(um) a support (Latin sustentā(re), frequentative of sustinēre to sustain + -culum -cule²) + -ar¹

Increase in size following emergence from hibernation may be due in part to proliferation of the sustentacular cytoplasm.

Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz |John M. Legler
The sustentacular cytoplasm has a less compact arrangement in late May than in April.

Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz |John M. Legler
The lumina are filled with cellular detritus and are no longer bordered by a clear ring of sustentacular cytoplasm.

Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz |John M. Legler
Sperm are present in small groups within the sustentacular cytoplasm, but ordinarily are absent in the lumina.

Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz |John M. Legler

sustentacular

/ (ˌsʌstɛnˈtækjʊlə) /

anatomy (of fibres, cells, etc) supporting or forming a support

C19: from Latin sustentāculum a stay, from sustentāre to support, from sustinēre to sustain

sustentacular

[ sŭs′tən-tăk′yə-lər ]

Serving to support.