Lesson №7. Vocabulary. Flashcards
abacus
a square or rectangular frame holding an arrangement of small balls on metal rods or wires, used for counting or for doing calculations
predominantly
mostly or mainly
descendant
a person’s descendants are their children, their children’s children, and all the people who live after them who are related to them
distinguish
to notice or understand the difference between two things, or to make one person or thing seem different from another
ubiquitous
seeming to be everywhere
incorporate
to include something as part of something larger
mankind
the whole of the human race, including both men and women
binary
using a system of numbers that uses only 0 and 1
blunder
a serious mistake, usually caused by not taking care or thinking:
circumference
the line surrounding a circular space, or the length of this line
weave
to make cloth by repeatedly crossing a single thread through two sets of long threads on a loom (= special frame)
clutch
a device that allows turning movement to be sent from one part of a machine to another
obsolete
not in use any more, having been replaced by something newer and better or more fashionable
pursue
to follow someone or something, usually to try to catch him, her, or it
in situ
in the original place instead of being moved to another place