timberline

A noun referring to the line or boundary in mountainous regions or high latitudes beyond which trees do not grow due to cold temperatures, short growing seasons, or other environmental factors.

• 🌐خط أو حد في المناطق الجبلية أو خطوط العرض العليا لا تنمو الأشجار فوقه بسبب انخفاض درجات الحرارة أو قصر موسم النمو أو عوامل بيئية أخرى.

1. Tree growth boundary C1 formal

   The line or elevation on a mountain or in polar regions beyond which trees cannot grow due to cold temperatures, lack of soil, or other environmental factors.

   • The hikers stopped just below the timberline to set up camp.
   • Above the timberline, only low-lying shrubs and mosses survive.
   • Climate change is causing the timberline to shift higher up the mountain.

   🌐حد الشجر

   المرادفات: tree line

• timberlines plural form
• timberlines' possessive plural form
• timberline's possessive singular form