3. vein one of the riblike thickenings that form the framework of the wing of an insect.
4. vein one of the strands or bundles of vascular tissue forming the principal framework of a leaf.
5. vein a body or mass of mineral deposit, igneous rock, or the like occupying a crevice or fissure in rock; lode.
6. vein any body or stratum of ore, coal, etc., clearly separated or defined.
7. vein a streak or marking, as of a different color, running through marble, wood, etc.
8. vein a temporary attitude, mood, or temper: spoke in a serious vein.
9. vein a tendency, quality, or strain traceable in conduct, writing, etc.: a vein of pessimism.
10. (v.t.)vein to furnish with veins.
11. vein to mark with lines or streaks suggesting veins.
12. vein to extend over or through in the manner of veins.
Etymology: (1250–1300; < OF < L vēna vein of the body, channel, ore deposit)
Definition of 'Vein'
Princeton's WordNet
1. (noun)vein, vena, venous blood vessel a blood vessel that carries blood from the capillaries toward the heart "all veins except the pulmonary vein carry unaerated blood"
2. (noun)vein a distinctive style or manner "he continued in this vein for several minutes"
3. (noun)vein, nervure any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plantorgan
4. (noun)vein, mineral vein a layer of ore between layers of rock
5. (verb)vein, nervure one of the horny ribs that stiffen and support the wing of an insect
1. (noun)vein a tube that carries blood to your heart a punctured vein
2. vein in the same vein in a similar way a joke that's in the same vein as the one I told you earlier
Definition of 'Vein'
Webster Dictionary
1. (noun)Vein one of the vessels which carry blood, either venous or arterial, to the heart. See Artery, 2
2. (noun)Vein one of the similar branches of the framework of a leaf
3. (noun)Vein one of the ribs or nervures of the wings of insects. See Venation
4. (noun)Vein a narrowmass of rock intersecting other rocks, and filling inclined or vertical fissures not corresponding with the stratification; a lode; a dike; -- often limited, in the language of miners, to a mineralvein or lode, that is, to a vein which contains useful minerals or ores
5. (noun)Vein a fissure, cleft, or cavity, as in the earth or other substance
6. (noun)Vein a streak or wave of different color, appearing in wood, and in marble and other stones; variegation
7. (noun)Vein a train of association, thoughts, emotions, or the like; a current; a course
Definitions of Vein 
Afrikaans: aar
Arabic: وَريد
Bulgarian: вена
Brazilian: veia
Czech: žíla
German: die Vene
Danish: vene; blodåre
Greek: φλέβα
Spanish: vena
Estonian: veen, veresoon
Farsi: رگ
Finnish: laskimo
French: veine
Hebrew: וְרִיד
Hindi: शिरा
Croatian: vena
Hungarian: véna
Indonesian: pembuluh darah
Icelandic: bláæð
Italian: vena
Japanese: 静脈
Korean: 정맥
Lithuanian: vena
Latvian: vēna
Malay: vena
Dutch: ader
Norwegian: vene, blodåre
Polish: żyła
Persian: رگ
Pashto: رده، كرښه: رګ، ليكه، اينګ
Portuguese: veia
Romanian: venă
Russian: вена
Slovak: žila
Slovenian: vena
Serbian: vena
Swedish: ven, blodåder
Thai: เส้นเลือดดำ
Turkish: toplardamar
Taiwanese: 靜脈
Ukrainian: вена; кровоносна судина
Urdu: رگ، نس
Vietnamese: tĩnh mạch
Chinese: 静脉
