semiquincentennial

发音

/ˌsɛmiˌkwɪnsɛnˈtɛniəl/

词形变化

semiquincentennials 复数 semiquincentennials

释义与例句

n.
  1. 1.

    A 250th anniversary.

    The year 2026 will mark the semiquincentennial of the founding of the United States.

词源

From semi- + quincentennial.

来源：wiktionary