marrow

Meanings

• the fatty network of connective tissue that fills the cavities of bones
• any of various squash plants grown for their elongated fruit with smooth dark green skin and whitish flesh
• very tender and very nutritious tissue from marrowbones
• large elongated squash with creamy to deep green skins
• the choicest or most essential or most vital part of some idea or experience

Synonyms

bone marrow, center, centre, core, essence, gist, heart, heart and soul, inwardness, kernel, marrow squash, meat, nitty-gritty, nub, pith, substance, sum, vegetable marrow