second wave

• Hong Kong Second Wave, a group of Hong Kong film directors in late 1980s to 1990s
• Second Wave, a fictional terrorist group from the second season of 24

• Second wave ska, or 2 Tone, music genre created in England in the late 1970s
• 2nd Wave (album), a 1988 album by Surface
• The Second Wave (Khoma album), a 2006 album by Khoma
• The Second Wave: 25 Years of NWOBHM, a 2003 album by British indie label Communiqué Records

• 802.11ac Wave 2, 2nd generation 802.11ac Wi-Fi products
• Wave 2, an update for Windows Live

• Second-wave feminism, a period of feminist history lasting approximately from the late 1960s through the 1980s
• The Second Wave: A Magazine of The New Feminism
• Second European colonization wave, starting in the second half of the 19th century with the New Imperialism period
• The deadly second wave of the Spanish flu
• The second wave of the COVID-19 pandemic

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