tkivo

1. (in biology) tissue
   Lekar je uzeo uzorak tkiva za analizu. — The doctor took a tissue sample for analysis.
   Masno tkivo se skuplja oko stomaka. — Fatty tissue builds up around the belly.
2. formal fabric; structure
   Rat je razorio društveno tkivo zemlje. — The war destroyed the social fabric of the country.
   Nova zgrada se ne uklapa u gradsko tkivo. — The new building doesn't fit into the urban fabric.

Cloth for clothes is usually tkanina, not tkivo.