أحد عشر
Masculine form: ah-HAD AH-shar (emphasis on HAD and AH); Feminine form: ih-DAH ash-RA-tah (emphasis on DAH and RA). The 'h' sounds are pronounced from the throat, similar to the 'h' in 'hot' but slightly more emphatic. The 'sh' is pronounced as in 'ship,' and the 'r' is rolled slightly. The final 'a' or 'ah' sound in both forms should be short and crisp.
The number 11 in Arabic is written as "أحد عشر" (ahad ashar) for masculine nouns and "إحدى عشرة" (ihda ashrata) for feminine nouns. It is a compound number consisting of two parts: "أحد/إحدى" (one) and "عشر/عشرة" (ten), literally meaning "one-ten." This number is unique in Arabic as it belongs to the complex group of numbers from 11-19, which have special agreement rules with the nouns they modify.
The number 11 demonstrates unique agreement rules in Arabic where both components of the compound number must agree in gender with the counted noun: use "أحد عشر" (ahad ashar) with masculine nouns and "إحدى عشرة" (ihda ashrata) with feminine nouns. Unlike numbers 3-10 which show reverse gender agreement (polar agreement), the number 11 shows direct gender agreement with its noun. The counted noun always appears in the singular form and takes the accusative case (mansoob) with tanween (nunation), functioning as a specification (tamyeez). Both parts of the compound number are indeclinable (mabni) and remain in their fixed forms regardless of the grammatical position in the sentence. When used in possessive constructions or with the definite article, the noun becomes definite but the number itself typically remains indefinite, though in ordinal forms (eleventh) it can take the definite article as in "الحادي عشر" (al-hadi ashar) for masculine or "الحادية عشرة" (al-hadiyata ashrata) for feminine.
In Islamic tradition, the number 11 appears in various religious contexts, including calculations related to inheritance laws and zakat (charitable giving). While not as symbolically prominent as numbers like 7 or 40 in Islamic culture, it is frequently encountered in daily life when discussing prayer times, ages, dates, and quantities. The number 11 is also significant in historical Islamic calendars and is commonly used in modern Arabic-speaking countries for addressing practical matters like the 11th day of the month or the 11 o'clock hour.
The etymology of "أحد عشر" literally translates as "one-ten," revealing the ancient Arabic approach to counting where numbers 11-19 are formed by placing the unit before the word for ten, unlike modern English which places the unit after (eleven, twelve, etc.). In classical Arabic poetry and prose, the number 11 was sometimes used in elaborate mathematical riddles and word games that tested a person's knowledge of Arabic grammar, particularly because of its complex gender agreement rules. Interestingly, Arabic speakers learning English often find it curious that English has unique words for 11 and 12 (eleven, twelve) rather than following the pattern of thirteen through nineteen, while Arabic consistently uses the compound structure for all numbers from 11-19.