marrow
n 1: the fatty network of connective tissue that fills the
cavities of bones [syn: {bone marrow}]
2: any of various squash plants grown for their elongated fruit
with smooth dark green skin and whitish flesh [syn: {marrow
squash}, {vegetable marrow}]
3: very tender and very nutritious tissue from marrowbones
[syn: {bone marrow}]
4: large elongated squash with creamy to deep green skins [syn:
{vegetable marrow}]
5: the choicest or most essential or most vital part of some
idea or experience: "the gist of the prosecutor's
argument"; "the nub of the story" [syn: {kernel}, {substance},
{core}, {center}, {essence}, {gist}, {heart}, {inwardness},
{meat}, {nub}, {pith}, {sum}, {nitty-gritty}]