marrow

Everyday

1. (bone marrow) The soft tissue inside bones where new blood cells are made. tree →
2. (UK, Australia, NZ, Ireland) A large, long, green vegetable like a giant courgette (zucchini). tree →
3. (to the marrow) Completely, deeply: «chilled to the marrow». tree →

In the lessons

In science: bone marrow makes red blood cells, white blood cells and platelets; people can donate bone marrow to save lives. In gardening: marrows grow big in summer, and people show them at village fairs. Phrases: «bone marrow», «marrow bone», «chilled to the marrow».

Examples

• Bone marrow makes new blood cells. tree →
• Grandpa grew a huge marrow in his garden. tree →
• The dog chewed a marrow bone. tree →
• We were frozen to the marrow after the snow walk. tree →
• Marrow is like a big courgette. tree →
• People can donate bone marrow to help sick patients. tree →
• He heard them crack the small round bones with their strong long teeth and eat out the oily marrow. tree →

Note

Bone marrow is usually uncountable; the vegetable is countable (a marrow, marrows). In the USA the vegetable is usually called a squash; a courgette is a zucchini there.

In Jewish tradition

Proverbs says that fearing the LORD brings marrow to the bones, that is, health. The Psalms use marrow for a rich feast of joy. In the primary lessons: In science: bone marrow makes red blood cells, white blood cells and platelets; people can donate bone marrow to save lives. In gardening: marrows grow big in summer, and people show them at village fairs. Phrases: «bone marrow», «marrow bone», «chilled to the marrow».

Examples

• It shall be health to thy navel, and marrow to thy bones. (Writings PRO.3.8, JPS 1917) tree →
• His pails are full of milk, and the marrow of his bones is moistened. (Writings JOB.21.24, JPS 1917) tree →
• My soul is satisfied as with marrow and fatness; and my mouth doth praise Thee with joyful lips; (Writings PSA.63.6, JPS 1917) tree →

Note

Bone marrow is usually uncountable; the vegetable is countable (a marrow, marrows). In the USA the vegetable is usually called a squash; a courgette is a zucchini there.