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heteˈroptics
heteˈroptics n.
Brit. 
/ˌhɛtəˈrɒptɪks/
, /ˌhɛtəˈrɒptɪks/U.S. /ˌhɛdəˈrɑptɪks/
[see optics n.] (see quot. 1711).Apparently an isolated use./ˌhɛdəˈrɑptɪks/ΚΠ
1711 Spectator No. 250. ⁋7 This Irregularity in Vision..must be put in the Class of Heteropticks.
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as lemmas