系統的

• Reading: けいとうてき
• Romaji: keitoteki
• Kanji breakdown: 系 (kei) — lineage, system; 統 (tou) — to unify; 的 (teki) — adjectival suffix
• Pronunciation: /keː.toː.te.ki/

Meaning

Systematic; methodical; organised according to a clear plan or system. Done in a thorough, well-organised manner.

A na-adjective combining 系統 (system, lineage) and the adjectival suffix 的. 系統的 is used across scientific, academic, and professional contexts to describe approaches that are organised, comprehensive, and methodical. 系統的レビュー (systematic review) is a gold standard in evidence-based medicine (根拠に基づく医療). 系統的に (adverb form) is used in academic writing: 系統的に調査する (to investigate systematically). Contrasted with 場当たり的 (ad hoc, haphazard).

Examples

1. 研究データを系統的に整理することで、見落とされていた傾向が明らかになった。 By systematically organising the research data, trends that had been overlooked became apparent.
2. 系統的なレビューによって、複数の研究結果を統合的に評価することが可能となる。 Through systematic reviews, it becomes possible to comprehensively evaluate the results of multiple studies.
3. 問題解決には、系統的なアプローチが不規則な試行錯誤よりも効率的だ。 For problem-solving, a systematic approach is more efficient than irregular trial and error.

Usage Guide

Context: academic writing, research methodology, medicine, engineering, science

Tone: scholarly, neutral

Origin & History

Modern Sino-Japanese adjective: 系統 (keitou) — system, lineage + 的 (teki) — adjectival suffix meaning '-ic, -al, pertaining to'. The suffix 的 is extensively used in Japanese to form adjectives from nouns, particularly in academic and technical contexts.

Cultural Context

Era: Modern

Generation: Adult

Social background: Educated