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There are 7 words beginning with UROB

UROBILIN	• urobilin n. (Biochemistry) A yellow linear tetrapyrrole resulting from the breakdown of heme, produced when urobilinogen… • UROBILIN n. a brown pigment in faeces and sometimes urine.
UROBORIC	• uroboric adj. Cyclical. • uroboric adj. Self-devouring. • UROBORIC adj. of or like a uroboros, a circular symbol of a dragon or snake swallowing its own tail.
UROBOROS	• uroboros n. Alternative spelling of ouroboros. • UROBOROS n. a representation of a serpent with its tail in its mouth, symbolizing completion, totality, endlessness, etc., also OUROBOROS.
UROBILINS	• urobilins n. Plural of urobilin. • UROBILIN n. a brown pigment in faeces and sometimes urine.
UROBOROSES	• UROBOROS n. a representation of a serpent with its tail in its mouth, symbolizing completion, totality, endlessness, etc., also OUROBOROS.
UROBILINOGEN	• urobilinogen n. (Biochemistry) A colourless product of bilirubin reduction, formed in the intestines by bacterial action. • UROBILINOGEN n. any of a group of colourless tetrapyrrole compounds produced by the reduction of bilirubin.
UROBILINOGENS	• UROBILINOGEN n. any of a group of colourless tetrapyrrole compounds produced by the reduction of bilirubin.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the 1Word.ws and WikWik.org.

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English Wiktionary: 15 words
Scrabble in French: 6 words
Scrabble in Spanish: no word
Scrabble in Italian: 4 words
Scrabble in German: no word
Scrabble in Romanian: 13 words

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