<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31328240</termId><termName>high-definition television</termName><termType>PT</termType><termNote><![CDATA[ Television system standard for broadcasting television signals at twice the resolution than the current NTSC (National Television System(s) Committee) standard. It employs a wide aspect ratio of 16:9. ]]></termNote><termCreatedDate>2026-03-30 20:28:29</termCreatedDate><relation><relationType>UF</relationType><termId>31328241</termId><termName>HDTV</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31328242</termId><termName>high definition TV</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31328243</termId><termName>high definition television</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31328244</termId><termName>high-def TV</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31328245</termId><termName>high-resolution TV</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31309511</termId><termName>television</termName><termType>PT</termType></relation></term>  </Zthes>