vein

C1 · Advanced Countable noun Science Technical

n. a thin line of a different colour or material found in things like marble, cheese, or wood.

n. a stripe or streak of a distinct colour or composition within a mineral, rock, or organic material.

日本語:筋※

“The white marble had beautiful green veins running through it.”

“Geologists discovered a rich vein of gold embedded deep within the quartz formation.”

C1 · Advanced Countable noun Science Technical

n. the thin lines that make up the framework of a leaf or an insect's wing.

n. the vascular framework of a leaf or the structural nervure of an insect's wing.

日本語:筋※

“If you look closely at the leaf, you can see the tiny veins that carry water.”

“The biologist examined the intricate network of veins in the dragonfly's wing under a microscope.”

C1 · Advanced Uncountable noun Literary

n. a particular way of expressing yourself or a specific mood.

n. a distinctive style, quality, or thematic tendency in speech or writing.

“The comedian continued in a humorous vein, telling stories about his childhood.”

“The author's later novels were written in a much more pessimistic vein than her early romantic works.”

C2 · Proficiency Formal

v. to mark something with a pattern of lines that look like veins.

v. to decorate or mark a surface with a vein-like pattern.

“The artist used a fine brush to vein the painted pillars so they looked like real stone.”

“The sunset was veined with streaks of deep purple and gold as the light faded over the horizon.”