Early adders
The crossword clue "Early adders" is answered by ABACI, a 5-letter entry. Used 6 times across 6 distinct years; most recently in 2012; first recorded in 1999. It appears in 4 publications in the xd corpus. Every figure on this page comes from the collection data itself, never from a guess.
The answer
ABACI
5 letters. See every clue for this answer on the ABACI answer page.
Used 6 times across 6 distinct years; most recently in 2012; first recorded in 1999. It appears in 4 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other answers for this clue
The same clue has also been answered these ways in the xd corpus. Answers inside this collection link to their own answer page.
- ABACUSES (1 uses in xd)
Other clues for ABACI
Every other clue in this collection answered by ABACI, most used first.
- You can count on them - used 25 times, most recently in 2026
- Early calculators - used 24 times, most recently in 2026
- Ancient calculators - used 20 times, most recently in 2026
- Beaded calculators - used 14 times, most recently in 2025
- Old calculators - used 13 times, most recently in 2023
- Counters with beads - used 11 times, most recently in 2026
- Beaded counters - used 10 times, most recently in 2026
- Primitive calculators - used 10 times, most recently in 2026
- Bead counters - used 8 times, most recently in 2021
- Early counters - used 8 times, most recently in 2023
- Old adders - used 8 times, most recently in 2016
- Old counters - used 8 times, most recently in 2026
- Low-tech calculators - used 7 times, most recently in 2010
- Precalculator calculators - used 6 times, most recently in 2018
- Simple calculators - used 6 times, most recently in 2019
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Early computer - ENIAC, used 98 times
- Early anesthetic - ETHER, used 57 times
- Early Mexican - AZTEC, used 48 times
- Early Peruvians - INCAS, used 37 times
- Early stage - ONSET, used 33 times
- Early Peruvian - INCAN, used 28 times
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