No...synthroid does not cause black stools. This could be a sign of gastric (stomach) bleeding, certain foods, or a medication (like Pepto Bismol)... A. Black stools can be a sign of gastrointestinal bleeding (melena)....OR it can be a sign of someone taking Pepto Bismol for their loose bowel...
A person's brother or sister. Classified under: Nouns denoting people. Synonyms: sib; sibling. Hypernyms (sibling is a kind of...): relation; relative (a person related by blood or marriage) Hyponyms (each of the following is a kind of sibling): half blood (one of siblings who have only one parent in common) quad; quadruplet (one of four children born at the same time from the same pregnancy) quin; quint; quintuplet (one of five children born at the same time from the same pregnancy)
etc. 1  In Indian English, cousin-sister is the term used to refer to a female cousin from the same generation as you, and cousin-brother is the term for a male cousin of the same generation. This is so because the word(s) in Indian languages that are closest to the concept of cousin are actually adjectives that are applied before the words for brother and sister in that language.