Crossword puzzle clue "billion year stretches"

Here are the possible solutions for billion year stretches clue

Answer
Clue
Relevancy
eons
Clue
Billion-year stretches
Definition
EON, a long period of time, also AEON
biennia
Clue
Two-year stretches
Definition
BIENNIUM, (Latin) a period of two years
decades
Clue
Ten-year stretches
Definition
DECADE, a period of ten years, also DECAD
aeon
Clue
Billion-year period
Definition
the largest division of geological time, composed of several eras, also EON
aldiss
Clue
''Billion Year Spree'' author Brian
eon
Clue
Billion-year stretch
Billion-year span
Billion-year period
Definition
a long period of time, also AEON

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