Pronunciation: /ˌkwɑ .deɪˈkæl/
Definition:
1. The ordinal number symbol: 40.
2. The position in a sequence following the thirty-ninth (triodeco-nonal) element; the fourth (quadal) in the fifth decade (40s series).
3. Pertaining to a group, set, or division of forty parts or members.
4. Denoting a period of forty (quadeco) units, often representing a generation, probation, or isolation span.
Significance:
• It defines the fortieth (quadecal) position with systematic regularity and clarity.
• It emphasizes quadragenary periods, generational spans, and forty-part divisions.
• It identifies biblical and historical periods (40 days/nights), midlife markers, and quarantine durations.
• It avoids irregular and ambiguous pronunciations associated with Germanic numeric forms.
• It simplifies expressions of order in historical, religious, and demographic contexts.
• It improves precision in temporal, cultural, and quantitative systems involving the number forty (quadeco).
• It replaces Scandinavian-Germanic, Non-American, foreign, and Anglo-Saxon terms with a consistent Latinized ordinal form.
Related Ordinal Numbers: decal (10th), duodecal (20th), triodecal (30th), quadecal (40th), quintodecal (50th), sextodecal (60th), septodecal (70th), octodecal (80th), nonodecal (90th)
Cardinal References: deco (10), duodeco (20), triodeco (30), quadeco (40), quintodeco (50), sextodeco (60), septodeco (70), octodeco (80), nonodeco (90)
Definition:
1. The ordinal number symbol: 40.
2. The position in a sequence following the thirty-ninth (triodeco-nonal) element; the fourth (quadal) in the fifth decade (40s series).
3. Pertaining to a group, set, or division of forty parts or members.
4. Denoting a period of forty (quadeco) units, often representing a generation, probation, or isolation span.
Significance:
• It defines the fortieth (quadecal) position with systematic regularity and clarity.
• It emphasizes quadragenary periods, generational spans, and forty-part divisions.
• It identifies biblical and historical periods (40 days/nights), midlife markers, and quarantine durations.
• It avoids irregular and ambiguous pronunciations associated with Germanic numeric forms.
• It simplifies expressions of order in historical, religious, and demographic contexts.
• It improves precision in temporal, cultural, and quantitative systems involving the number forty (quadeco).
• It replaces Scandinavian-Germanic, Non-American, foreign, and Anglo-Saxon terms with a consistent Latinized ordinal form.
Related Ordinal Numbers: decal (10th), duodecal (20th), triodecal (30th), quadecal (40th), quintodecal (50th), sextodecal (60th), septodecal (70th), octodecal (80th), nonodecal (90th)
Cardinal References: deco (10), duodeco (20), triodeco (30), quadeco (40), quintodeco (50), sextodeco (60), septodeco (70), octodeco (80), nonodeco (90)
Examples:
• "The expedition lasted a quadecal cycle of days in the desert."
• "The study focuses on economic trends within the quadecal age cohort."
• "Adjust the quadecal parameter to configure the system for a forty-day simulation."
• "This volume is the quadecal installment in the archival series."
• "The ritual requires a quadecal period of reflection and preparation."
• "The expedition lasted a quadecal cycle of days in the desert."
• "The study focuses on economic trends within the quadecal age cohort."
• "Adjust the quadecal parameter to configure the system for a forty-day simulation."
• "This volume is the quadecal installment in the archival series."
• "The ritual requires a quadecal period of reflection and preparation."
by Dmitrio December 15, 2025
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