bi
cut in half or cut in two
What is bisect?
a person's own signature
What is autograph?
an account of the series of events making up a person's life
What is a biography?
the science that studies living organisms
What is biology?
make lighter or brighter
What is illuminate?
using or knowing two languages
What is bilingual?
one of several distinct subdivisions of a text
What is paragraph?
the variety of plant and animal life in a habitat
What is biodiversity?
the science of mental life
What is psychology?
softly bright or radiant
What is luminous?
an optical instrument for simultaneous use by both eyes
What is binoculars?
a book or account of your own life
What is autobiography?
major ecological community with distinct climate and flora
What is biome?
meteorology of climates and their phenomena
What is climatology?
transparently clear; easily understandable
What is lucid?
occurring every second year
What is biennial?
beautiful handwriting
What is calligraphy?
organisms living together, especially to mutual advantage
What is symbiotic?
an arrangement of events in time
What is chronology?
a celebrity who is an inspiration to others
What is luminary?
supported by both sides
What is bipartisan?
the making of maps and charts
What is cartography?
operating or living on land and in water
What is amphibious ?
the branch of zoology that studies birds
What is ornithology?
the emission of light without heat
What is luminescence?