positronium

名词 n.
中文释义
美 /ˌpɒzɪˈtɹɒniəm/|/ˌpɒzɪˈtɹoʊniəm/

英文释义

名词 n.
  1. An exotic atom (specifically, an onium) consisting of a positron (antielectron) and an electron, as a particle–anti-particle bound pair with no nucleus.

词形变化

positroniums plural positronia plural

词源

Etymology tree
English positr(on)
English -onium
English positronium
From positr(on) + -onium.
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